Table 2.

Correlations between total scores, and the scores in each Healthy Eating Index-2015 component, with urinary iodine concentration, body mass index and age

	UIC (µg/L)		BMI (kg/m2)		Age (years)
	rs	p value	rs	p value	rs	p value
HEI – Total score	-0.058	0.110	-0.047	0.174	0.082	0.047
Total fruits	-0.128	<0.01	-0.120	<0.01	0.129	<0.01
Whole fruits	-0.136	<0.01	-0.152	<0.01	0.097	0.024
Total vegetables	-0.100	0.020	0.050	0.175	0.138	<0.01
Greens	0.031	0.263	0.050	0.158	-0.120	<0.01
Whole grains	0.024	0.316	-0.080	0.050	-0.021	0.337
Dairy	0.030	0.268	0.000	0.499	0.018	0.360
Total protein foods	-0.018	0.357	-0.090	0.040	0.088	0.05
Seafood and plant proteins	0.012	0.403	-0.023	0.320	0.062	0.104
Fatty acids	0.063	0.070	0.04	0.186	-0.016	0.372
Refined grains	-0.017	0.017	-0.023	0.324	0.052	0.145
Sodium	-0.032	0.254	0.008	0.435	-0.048	0.164
Added sugar	0.01	0.440	-0.018	0.358	-0.003	0.478
Saturated fats	-0.013	0.265	-0.038	0.224	0.003	0.475

r_s: Spearman’s correlation index; BMI: body mass index; UIC: urinary iodine concentration; HEI-2015: Healthy Eating Index-2015.